/* Grundlayout */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI",
               Roboto, "Helvetica Neue", Arial, sans-serif,
               "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
}

.page {
  min-height: 100vh;
  max-width: 960px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 2rem;
  display: flex;
  flex-direction: column;
}

/* Kopfbereich */

.header {
  margin-bottom: 1.5rem;
}

.header h1 {
  font-size: 2rem;
  font-weight: normal;
  margin: 0 0 0.5rem;
}

.subtitle {
  margin: 0;
  font-size: 0.95rem;
  padding-bottom: 0.5rem;
}

/* Panels */

.panel {
  border-top: 1px solid #000;
  padding-top: 1.5rem;
  margin-bottom: 2rem;
}

.panel h2 {
  font-size: 1.1rem;
  font-weight: normal;
  margin: 0 0 1rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.8rem;
}

.status-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  border: 1px solid #000;
  padding: 0.2rem 0.6rem;
}

/* Formular */

label {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin-bottom: 0.3rem;
}

input {
  width: 100%;
  border: 1px solid #000;
  border-radius: 0;
  padding: 0.5rem 0.6rem;
  font-size: 0.95rem;
  margin-bottom: 1rem;
  font-family: inherit;
  background: #ffffff;
  color: #000000;
}

input:focus {
  outline: none;
  border-width: 2px;
}

button {
  display: inline-block;
  border-radius: 0;
  border: 1px solid #000;
  background: transparent;
  color: #000;
  padding: 0.6rem 1.4rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  cursor: pointer;
}

button:hover {
  background: #000;
  color: #fff;
}

.module-form {
  margin-top: 0.5rem;
}

/* Inhalte */

.section {
  margin-top: 1.2rem;
}

.section h3 {
  font-size: 1rem;
  margin: 0 0 0.3rem;
}

.section ul {
  list-style: none;
  margin: 0;
  padding-left: 0;
}

.section li + li {
  margin-top: 0.2rem;
}

/* Links */

a {
  color: #000;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

a:hover {
  text-decoration-thickness: 2px;
}

/* Hinweise / Fehlermeldung */

.hint {
  font-size: 0.75rem;
  margin-top: 0.4rem;
}

.error {
  font-size: 0.8rem;
  color: #b00000;
  margin-top: 0.4rem;
  min-height: 1.2em;
}

/* Footer */

.footer {
  margin-top: auto;
  padding-top: 1.5rem;
  border-top: 1px solid #000;
  font-size: 0.75rem;
}

/* Kleinere Bildschirme */

@media (max-width: 480px) {
  .page {
    padding: 1.8rem 1.2rem 1.5rem;
  }

  .header h1 {
    font-size: 1.7rem;
  }
}

.file-meta {
  font-size: 0.8rem;
  margin-left: 0.4rem;
  color: #555;
}